<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8"/>
<style>
html,body{overflow:hidden;margin:0;height:100%;background:linear-gradient(45deg,#f80,#8f8,#08f);caret-color:transparent;-webkit-tap-highlight-color:transparent;}
</style>
<script>
if(location.search){setTimeout(function(){if(!document.body.innerHTML.trim()){location.search="?"+new Date().getTime();}},100);}
</script>
</head>
<body>
</body>
</html>